develop
Index: Skip redundant thumbs and support symbolic file links #1049 #1874
JPEG: Call Seek(0, 0) before opening image #2462 #2463
Convert: Prefer embedded preview over untrustworthy RAW render #5673
Backend: Add tests for thumb package
Optimize images Used: - `oxipng --zopfli --opt max` - `jpegoptim --all-progressive`
Thumbs: Retry PNG export without ICC profile on iCCP reject #5616 #5612
bump licence of image
Thumbs: Enhance embedding of ICC profiles based on InteropIndex #5178
